Simulateur

Euro-franc converter: purchasing power of the euro and the franc (or the old franc)

Converter available in French and English.

The franc-euro converter measures monetary erosion due to inflation.

This converter is available from 1901.

It allows the purchasing power of an amount in euros or francs of a given year to be expressed in an equivalent amount in euros or francs of another year, adjusted for the inflation observed between the two years.

    Go to the simulator

    For details, please use the practical information sheets :

    J'ai réalisé une démarche administrative

    Je donne mon avis sur Services Publics +. L'administration concernée me répondra.

    Je donne mon avis

    Émetteur du simulateur : National Institute of Statistics and Economic Studies (INSEE)

    Verified 09 April 2026 - Entreprendre Public Service / Directorate of Legal and Administrative Information (Prime Minister)